National 224663 Engine Crankshaft Seal - Front

Overview of National Engine Crankshaft Seal 224663

The National 224663 engine crankshaft seal is designed to provide reliable sealing performance for a variety of vehicles including Hyundai, Nissan, Toyota, and Lexus models. Engineered with polyacrylate material and a clockwise-spiral lip design, this oil seal ensures effective protection against oil leaks and contamination.

• Inside diameter: 1.811 inches (46.000 mm)
• Outside diameter: 2.496 inches (63.400 mm)
• Thickness: 0.303 inches (7.700 mm)
• Sealing material: Polyacrylate for durability and resistance
• Helix type: Clockwise-spiral lip design for enhanced sealing
• Compatible with multiple makes and models including Genesis, Infiniti, Kia, Mazda, and more

Technical Details and Material Specifications

This National crankshaft seal (part number 224663) is constructed from polyacrylate, a material known for its resistance to heat, oil, and wear. The seal features a 35-type design with a housing bore diameter of 2.480 inches (63.000 mm), making it suitable for precise fitment in engine assemblies. The clockwise-spiral lip design helps maintain a tight seal around the crankshaft, reducing the risk of oil leakage and contamination ingress.

Compatible Vehicles and Applications

This engine crankshaft seal is compatible with a wide range of vehicles, including but not limited to the Nissan 350Z, Infiniti FX35, Toyota Supra, Hyundai Genesis Coupe, and Lexus RX-7. It is designed to fit models such as the Nissan Pathfinder Armada, Infiniti Q50, Kia Sorento, and Mazda RX-8, ensuring versatility across multiple engine types and configurations.

Common Issues Addressed by National 224663 Seal

• Prevents oil leaks from the crankshaft area
• Reduces engine contamination by sealing out dirt and debris
• Maintains engine oil pressure and performance
• Minimizes wear on crankshaft bearings
• Helps avoid costly engine repairs due to seal failure

Installation Notes and Tips

When installing the National 224663 crankshaft seal, ensure the housing bore and shaft surfaces are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal orientation matches the clockwise-spiral lip design for optimal performance. It is recommended to inspect the crankshaft for wear or damage before installation to ensure a proper seal.

Quality Assurance and Warranty Information

National engine seals are manufactured to meet OEM specifications, providing consistent quality and durability. The 224663 part number undergoes rigorous testing to ensure resistance to heat, oil, and mechanical stress. While specific warranty details may vary, National typically offers coverage against manufacturing defects to support long-term reliability in automotive applications.